* POSSIBILITY OF SUCH DAMAGE.
*/
-#define NETDISSECT_REWORKED
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <tcpdump-stdinc.h>
-#include "interface.h"
+#include "netdissect.h"
#include "extract.h"
#include "addrtoname.h"
static const char tstr[] = " [|ahcp]";
-static const char cstr[] = "(corrupt)";
+static const char istr[] = " (invalid)";
#define AHCP_MAGIC_NUMBER 43
#define AHCP_VERSION_1 1
char buf[BUFSIZE];
if (cp + 4 != ep)
- goto corrupt;
+ goto invalid;
ND_TCHECK2(*cp, 4);
t = EXTRACT_32BITS(cp);
if (NULL == (tm = gmtime(&t)))
ND_PRINT((ndo, ": %s UTC", buf));
return 0;
-corrupt:
- ND_PRINT((ndo, ": %s", cstr));
+invalid:
+ ND_PRINT((ndo, "%s", istr));
ND_TCHECK2(*cp, ep - cp);
return 0;
trunc:
ahcp_seconds_print(netdissect_options *ndo, const u_char *cp, const u_char *ep)
{
if (cp + 4 != ep)
- goto corrupt;
+ goto invalid;
ND_TCHECK2(*cp, 4);
ND_PRINT((ndo, ": %us", EXTRACT_32BITS(cp)));
return 0;
-corrupt:
- ND_PRINT((ndo, ": %s", cstr));
+invalid:
+ ND_PRINT((ndo, "%s", istr));
ND_TCHECK2(*cp, ep - cp);
return 0;
trunc:
while (cp < ep) {
if (cp + 16 > ep)
- goto corrupt;
+ goto invalid;
ND_TCHECK2(*cp, 16);
#ifdef INET6
ND_PRINT((ndo, "%s%s", sep, ip6addr_string(ndo, cp)));
}
return 0;
-corrupt:
- ND_PRINT((ndo, ": %s", cstr));
+invalid:
+ ND_PRINT((ndo, "%s", istr));
ND_TCHECK2(*cp, ep - cp);
return 0;
trunc:
while (cp < ep) {
if (cp + 4 > ep)
- goto corrupt;
+ goto invalid;
ND_TCHECK2(*cp, 4);
ND_PRINT((ndo, "%s%s", sep, ipaddr_string(ndo, cp)));
cp += 4;
}
return 0;
-corrupt:
- ND_PRINT((ndo, ": %s", cstr));
+invalid:
+ ND_PRINT((ndo, "%s", istr));
ND_TCHECK2(*cp, ep - cp);
return 0;
trunc:
while (cp < ep) {
if (cp + 17 > ep)
- goto corrupt;
+ goto invalid;
ND_TCHECK2(*cp, 17);
#ifdef INET6
ND_PRINT((ndo, "%s%s/%u", sep, ip6addr_string(ndo, cp), *(cp + 16)));
}
return 0;
-corrupt:
- ND_PRINT((ndo, ": %s", cstr));
+invalid:
+ ND_PRINT((ndo, "%s", istr));
ND_TCHECK2(*cp, ep - cp);
return 0;
trunc:
while (cp < ep) {
if (cp + 5 > ep)
- goto corrupt;
+ goto invalid;
ND_TCHECK2(*cp, 5);
ND_PRINT((ndo, "%s%s/%u", sep, ipaddr_string(ndo, cp), *(cp + 4)));
cp += 5;
}
return 0;
-corrupt:
- ND_PRINT((ndo, ": %s", cstr));
+invalid:
+ ND_PRINT((ndo, "%s", istr));
ND_TCHECK2(*cp, ep - cp);
return 0;
trunc:
continue;
/* Length */
if (cp + 1 > ep)
- goto corrupt;
+ goto invalid;
ND_TCHECK2(*cp, 1);
option_len = *cp;
cp += 1;
if (cp + option_len > ep)
- goto corrupt;
+ goto invalid;
/* Value */
if (option_no <= AHCP1_OPT_MAX && data_decoders[option_no] != NULL) {
if (data_decoders[option_no](ndo, cp, cp + option_len) < 0)
}
return;
-corrupt:
- ND_PRINT((ndo, " %s", cstr));
+invalid:
+ ND_PRINT((ndo, "%s", istr));
ND_TCHECK2(*cp, ep - cp);
return;
trunc:
uint16_t body_len;
if (cp + AHCP1_BODY_MIN_LEN > ep)
- goto corrupt;
+ goto invalid;
/* Type */
ND_TCHECK2(*cp, 1);
type = *cp;
ND_PRINT((ndo, ", Length %u", body_len));
}
if (cp + body_len > ep)
- goto corrupt;
+ goto invalid;
/* Options */
if (ndo->ndo_vflag >= 2)
ND_TCHECK2(*cp, body_len);
return;
-corrupt:
- ND_PRINT((ndo, " %s", cstr));
+invalid:
+ ND_PRINT((ndo, "%s", istr));
ND_TCHECK2(*cp, ep - cp);
return;
trunc:
ND_PRINT((ndo, "AHCP"));
if (len < 2)
- goto corrupt;
+ goto invalid;
/* Magic */
ND_TCHECK2(*cp, 1);
if (*cp != AHCP_MAGIC_NUMBER)
- goto corrupt;
+ goto invalid;
cp += 1;
/* Version */
ND_TCHECK2(*cp, 1);
case AHCP_VERSION_1: {
ND_PRINT((ndo, " Version 1"));
if (len < AHCP1_HEADER_FIX_LEN)
- goto corrupt;
+ goto invalid;
if (!ndo->ndo_vflag) {
ND_TCHECK2(*cp, AHCP1_HEADER_FIX_LEN - 2);
cp += AHCP1_HEADER_FIX_LEN - 2;
}
return;
-corrupt:
- ND_PRINT((ndo, " %s", cstr));
+invalid:
+ ND_PRINT((ndo, "%s", istr));
ND_TCHECK2(*cp, ep - cp);
return;
trunc: